Geosat Block Downconverter C-Band (4,5-4,8 GHz) BDC | Model GBDC4548 (5, 10, 25)
- 输入频率。- 4.5-4.8 GHz
- LO 频率。- 5.95
- 噪声系数 - 10 dB 最大值
- LO 稳定性 -40 至 +60℃ - +5、10、25 KHz 最大值。
- 输入波导法兰 - 馈通和/或输出连接器
- 电源 - +12 至 +24V DC
| Parameter | Specification | |
| Input Freq. | 4.5 - 4.8 GHz | |
| Output Freq. | 1150 – 1450MHz | |
| L.O Freq. | 5.95 GHz | |
| Noise figure | 10 dB max | |
| Conversion gain at -40 to +60℃ | 40 dB typ. (37dB min. 43dB max.) | |
| Gain flatness | 4 dBp-p max. | |
| Gain flatness at -40 to +60℃ | 5 dBp-p max. | |
| Gain ripple at per 27MHz, -30 to +60℃ | 1 dBp-p max. | |
| L.O stability at -40 to +60℃ | ±5, 10, 25 KHz max. | |
| Image rejection | 45 dBc min. | |
| Phase noise | -73 dBc/Hz (@1KHz) -83 dBc/Hz (@10KHz) -93 dBc/Hz (@100KHz) |
|
| Output P1dB | +5 dBm min. | |
| Input VSWR | 2.0: 1 max | |
| Output VSWR | 2.0: 1 max | |
| Input connector | SMA-type female | |
| Output connector | F, N, SMA-type female (option) | |
| Power supply | +12 to +24V DC | |
| Power supply connector | Feed thru and/or output connector | |
| Required current | 300 mA max. | |
| Operating temperature | -40 to +60℃ | |
| Waterproof | IP 67 | |
| Dimension (exclude connector) | 108.0 x 94.0 x 46.0 mm | |
| Weight | 620 g | |